nsheetflow {iemiscdata}

Table 3-1: Roughness coefficients (Manning's n) for sheet flow

Description

A table containing Manning's roughness coefficient for sheet flow.

Usage

nsheetflow

Format

A data.table data frame with 12 rows and 2 variables:

Surface description

Description of the surface

"n *1

Manning's roughness coefficient

Source

United States Department of Agriculture Natural Resources Conservation Service Conservation Engineering Division, "Urban Hydrology for Small Watersheds Technical Release 55 (TR-55)", June 1986, page 3-3, https://directives.sc.egov.usda.gov/OpenNonWebContent.aspx?content=22162.wba